6. Which of the following statements regarding leverage is most accurate? A. A firm with high business risk is more likely to increase its use of financial leverage than a firm with low business risk. B. A firm with low operating leverage has a small proportion of its total costs in fixed costs. C. High levels of financial leverage increase business risk while high levels of operating leverage will decrease business risk. D. A firm with low operating leverage has a large proportion of its total costs in fixed costs